One of my favourite boutique gyms in London is Ethos. Okay, it’s not a gym it’s more like a sanctuary. The Ethos team live a life dedicated to yoga, spinning, TRX and (extremely) sweaty barre sessions. Have you ever heard of a TRX yoga core class? Yea neither had I. And I also never knew I could sweat so much in an unheated yoga class!! 😹 Situated in bustling Spitalfields market, you will definitely find serenity (and sore abs) here. It’s located on the upper level, sitting slightly above the…